MagazinesBlack Dog MachineSold by Brownells

Black Dog Machine

Smith & Wesson M&P 15-22 50rd Magazine 22lr - S&W M&P 15-22 Magazine 22lr 50rd Polymer Smoke Gray

Our editorial team reviews specifications, product data, and field-use information to keep pages accurate.

50-round Super-capacity

Drum magazine for extended shooting

.22 Lr

Semi- or full-auto conversion use

Fits Smith

& Wesson M&P15-22 rifle only

Injection-molded Polycarbonate

Construction in smoke finish

Easy Disassemble

For cleaning; instructions included

$75.67
List Price: $87.99
You Save: $12.32 (14%)
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SKU: 100009124

Overview

Built for the Smith & Wesson M&P15-22, this 50-round .22 LR drum magazine is aimed at shooters who want longer strings between reloads during range sessions or plinking. Its smoke-colored, injection-molded polycarbonate construction keeps the profile straightforward and functional, while the included disassembly instructions make routine cleaning easier. It is intended for the M&P15-22 rifle only, so fit is specific rather than universal.

Why Hunters Choose the Black Dog Machine

50-round Capacity

Supports extended shooting sessions without

Designed Specifically

To fit Smith & Wesson

Compatible Semi-

Semi- or full-auto .22 LR

Injection-molded Polycarbonate

Construction in smoke finish

Easy Disassemble

For cleaning; instructions are included

Key Features

  • 50-round super-capacity drum magazine for extended shooting strings
  • Designed for .22 LR semi- or full-auto conversion use
  • Fits Smith & Wesson M&P15-22 rifle only
  • Injection-molded polycarbonate construction in smoke finish
  • Easy to disassemble for cleaning; instructions included
  • Manufactured by Black Dog Machine

Best Used For

  • Smith & Wesson M&P15-22 owners wanting extended 50-round shooting sessions at the range
  • Plinking shooters who prefer fewer reloads during long .22 LR practice strings
  • Users with semi-auto or full-auto .22 LR conversions compatible with the M&P15-22
  • Owners who want a magazine that disassembles easily for routine cleaning
  • Shooters seeking a smoke-gray polymer drum magazine made specifically for the M&P15-22

Specifications

Caliber.22 LR
ColorSmoke
CompatibilitySmith & Wesson M&P15-22 rifle only
ConstructionDrum magazine
DisassemblyEasy to disassemble for cleaning
Full Auto CompatibleYes
Instructions IncludedYes
Magazine Capacity50 rounds
MaterialInjection-molded polycarbonate
Semi Auto CompatibleYes

Pros

  • 50-round capacity supports extended shooting sessions without frequent reloads
  • Designed specifically to fit Smith & Wesson M&P15-22 rifles
  • Compatible with semi- or full-auto .22 LR conversion setups
  • Injection-molded polycarbonate construction in smoke finish
  • Easy to disassemble for cleaning; instructions are included

Considerations & Trade-offs

  • Fits Smith & Wesson M&P15-22 rifles only, so it is not a general-purpose .22 LR magazine.
  • The 50-round capacity supports longer strings of fire, but it also makes the magazine bulkier than standard-capacity options.
  • It is described as easy to disassemble for cleaning, which suggests maintenance is part of regular ownership rather than a fully sealed design.
  • The smoke polycarbonate construction is functional, but it does not add any stated advantage beyond the material and finish provided.

Suggested Comparisons

  • .22 LR rifle magazines
  • High-capacity magazines
  • Drum magazines
  • Smith & Wesson M&P15-22 accessories

Suggested Accessories

  • Magazine loader
  • Magazine pouch
  • Cleaning brush
  • Gun case

Frequently Asked Questions

What rifle does this magazine fit?

The source data says it fits the Smith & Wesson M&P15-22 rifle only.

How many rounds does it hold?

It is a 50-round magazine.

What type of magazine is it?

The product is described as a super-capacity drum magazine for .22 LR use.

What is it made from?

The listed specification is injection-molded polycarbonate in smoke gray.

Can it be taken apart for cleaning?

Yes. The description says it is easy to disassemble for cleaning, and instructions are included.